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SigmasTek  |  SKU: BW-2499

CyberPower OL8000RT3UF Compatible Replacement SLA Battery

Sale price $494.99 USD Regular price $724.52
Shipping calculated at checkout.

➤ Includes 20 SigmasTek SP12-9HR batteries (12V 9AH) for CyberPower OL8000RT3UF UPS

➤ High rate discharge design for reliable power during short outages

➤ Valve regulated, spill-proof design enhances safety and maintenance ease

➤ Low self-discharge extends battery readiness

➤ Factory fresh with U.L. and CE certification plus 1-year warranty


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.

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Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 9 AH

Terminal Type

F2

SigmasTek SP12-9HR Replacement Battery Set — Compatible with CyberPower OL8000RT3UF UPS

Get reliable backup power for your CyberPower OL8000RT3UF with this brand new SigmasTek replacement battery set. Designed for compatibility and tested for performance, this kit provides the dependable power your UPS needs to protect critical loads. Whether you need a replacement UPS battery for scheduled maintenance or an emergency swap, this high-quality set is engineered to deliver consistent output and long-term value.

Key Specifications

  • Includes: 20 SigmasTek SP12-9HR batteries
  • Battery model: SigmasTek SP12-9HR
  • Voltage: 12 Volts
  • Capacity: 9 AH (amp-hours)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Features: Low Self-discharge
  • Features: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Applications listed: Uninterruptible Power Supply (UPS) Units; Emergency Power Supply; Battery Powered Tools
  • Installation note: Must use all existing cables and hardware from original configuration to connect new UPS batteries

Benefits

  • Reliable construction: Valve-regulated, spill-proof design and high vibration tolerance make these batteries well-suited to UPS cabinets and mobile installations, reducing risk of failure under stress.
  • Long-lasting readiness: Low self-discharge and brand new factory condition help ensure the batteries remain ready to serve when installed, offering a long-lasting battery option for planned replacements.
  • High-performance output: Engineered for high rate discharge, this set provides the elevated power necessary for short-duration demands common in UPS operation, making it a true high-performance UPS battery choice for the CyberPower OL8000RT3UF.
  • Versatility: Ideal for Uninterruptible Power Supply systems, emergency power applications, and battery-powered tools — replace your aging pack with confidence knowing it’s tailored for these uses.
  • Tested quality: Our technical team tests each battery to ensure it meets or exceeds OEM specifications, so you can rely on consistent performance when it matters most.

Restore full backup capability for your CyberPower OL8000RT3UF now — order this SigmasTek SP12-9HR 20-battery set for a dependable, long-lasting battery solution. Most in-stock orders ship within 24 hours. For assistance, call or email customer support. Purchase today and protect your critical systems with a trusted replacement UPS battery.


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